Game Development Dictionary
Sega Genesis (AKA: Mega Drive in many parts of the world): A 16-bit videogame system that was made by Sega. Released in the US on the 1st of September in 1989. A second smaller scaled down version was released in 1993 called the Genesis Mark II; as well a company called Majesco released a third system in 1998 called the Mark III. There was also a couple attachments released for the system as well, including a CD ROM drive called the Sega CD (AKA: Mega CD) and a 32 bit adapter named the 32x. Other variations of the Genesis console include a portable hand-held version with a LCD screen called the Sega Nomad and a combination Sega Genesis/Sega CD system named the Sega CDx (Or Multi Mega).